﻿//_______________________________________________________________________________________________________________________
// Copy Right (c) 2010, 2011 SapiensIT Consulting GmbH, all rights reserved
//_______________________________________________________________________________________________________________________
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT
// NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//_______________________________________________________________________________________________________________________
// PROJECT:     sapiens.at.SharePoint (SharePoint 2010/V4)
//_______________________________________________________________________________________________________________________
// VERSION:     2.0
//_______________________________________________________________________________________________________________________
// DESCRIPTION: 
//_______________________________________________________________________________________________________________________
// LICENSE:     Different licens Types apply to different file types:
//               - Source code files are governed by the MICROSOFT PUBLIC LICENSE (Ms-PL)
//               - Binary files are governed by MSDN CODE GALLERY BINARY LICENSE
//               - Documentation files are governed by CREATIVE COMMONS ATTRIBUTION 3.0 LICENSE
//
//               The licenses can be found at the projects source location.
//               If you do not agree, don't use it!
// 
//_______________________________________________________________________________________________________________________
// Start SharePoint Branding, visit http://www.cliggin.com! Visit us on http://www.sapiens.at! Tell your friends! 
//_______________________________________________________________________________________________________________________
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.SharePoint;

namespace Sapiens.at.SharePoint.Receiver
{
    /// <summary>
    /// Class that helps enabling or disabling event firing.
    /// </summary>
    public static class EventReceiverTool
    {
        private static SimpleNestedEventReceiver _receiver;
        private static SimpleNestedEventReceiver Receiver
        {
            get
            {
                if (_receiver == null)
                {
                    _receiver = new SimpleNestedEventReceiver();
                }
                return _receiver;
            }
        }

        /// <summary>
        /// Enables event firing.
        /// </summary>
        public static void EnableEventFiring()
        {
            Receiver.EventFiringEnabled = true;
        }

        /// <summary>
        /// Disables event firing.
        /// </summary>
        public static void DisableEventFiring()
        {
            Receiver.EventFiringEnabled = false;
        }

        /// <summary>
        /// Enables or disables the event firing.
        /// </summary>
        /// <param name="value"></param>
        public static void SetEventFiring(bool value)
        {
            Receiver.EventFiringEnabled = value;
        }

        private class SimpleNestedEventReceiver : SPItemEventReceiver
        {
            public new bool EventFiringEnabled
            {
                get { return base.EventFiringEnabled; }
                set { base.EventFiringEnabled = value; }
            }
        }
    }
}
